8ton 60m Mobile Tower Crane 12t Qtz250 Building Tower Crane Tower Crane Construction Crane Building Self Erection Tower Crane

• Customization: Available
• After-sales Service: Video Technical Support
• Warranty: 12 Months
• Model NO.: EW
• Certification: GS, RoHS, CE, ISO9001
• Condition: New
• Maximum Lifting Height: 200-250m
• Maximum Lifting Weight: >10t
• Installation: Overall Rapid Disassembly
• Moving Type: Fixed
• Type: Under-Slewing Crane
• Transport Package: Nude
• Specification: 2000x1500x1800mm
• Trademark: Eternalwin
• Origin: Henan, China
• HS Code: 8426200000
• Production Capacity: 5000PCS/Year

Product Description

Product Description

Tower Crane: Introduction, Classification, and Specifications

1. Introduction to Tower Cranes
A tower crane is a large, fixed lifting equipment widely used in construction sites, industrial projects, and infrastructure development. Characterized by its tall vertical tower (mast) and a horizontal jib (boom) that rotates 360 degrees, it is designed to lift, move, and place heavy materials such as steel beams, concrete components, construction machinery, and other bulky items with high precision. Tower cranes play an indispensable role in modern construction, especially for high-rise buildings, bridges, and large-scale industrial facilities, as they can reach great heights and cover wide working radii that other lifting equipment cannot match.
2. Classification of Tower Cranes
Flat-Top Tower Crane
Topless Tower Crane
Hammerhead Tower Crane
Luffing Jib Tower Crane
Self-Erecting Tower Crane

Specification

Category	Parameter Name	Specification	Unit
Lifting Performance	Max Lifting Capacity	10 - 200	Ton
	Max Lifting Height (Free Standing)	10 - 80	m
	Max Lifting Height (Attached)	100 - 400	m
	Max Working Radius	30 - 80	m
	Lifting Speed (Empty Hook)	60 - 120	m/min
	Lifting Speed (Rated Load)	8 - 30	m/min
Structural Data Electrical System	Mast Section Dimension	1.5×1.5 / 1.6×1.6 / 2.0×2.0	m
	Jib Length	30 - 80	(m)
	Counterweight Weight	5 - 50	Ton
	Total Machine Weight	80 - 500	Ton
	Working Grade	A3 / A4 / A5	-
	Power Supply Voltage	380V / 415V	Volt (V)
	Power Supply Frequency	50 / 60	Hz
	Total Power Consumption	30 - 120	kW
	Control System Type	PLC Frequency Conversion	-
Safety Configuration	Safety Protection Class	IP54 / IP55	-
	Protection Systems	Overload Protection, Overheight Protection, Anti-sway Control, Emergency Stop	-
	Brake Type	Electromagnetic Disc Brake	-
Working Condition	Working Temperature Range	-20 - +40	℃
	Max Wind Resistance (Working)	≤ 12	m/s
	Max Wind Resistance (Non-Working)	≤ 25	m/s